From: Gleb Natapov <gleb@redhat.com>
To: Gerd Hoffmann <kraxel@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
Avi Kivity <avi@redhat.com>,
seabios@seabios.org, kvm@vger.kernel.org
Subject: Re: [PATCH] tsc: use kvmclock for calibration
Date: Mon, 13 Aug 2012 13:46:11 +0300 [thread overview]
Message-ID: <20120813104611.GW3341@redhat.com> (raw)
In-Reply-To: <5028D8D7.7090407@redhat.com>
On Mon, Aug 13, 2012 at 12:37:11PM +0200, Gerd Hoffmann wrote:
> Hi,
>
> > Isnt pmtimer ioport usable? 14MHz.
>
> Can give it a try. 14 MHz looks wrong though, apci.h says:
>
> /* PM Timer ticks per second (HZ) */
> #define PM_TIMER_FREQUENCY 3579545
>
> Is this fixed? Or hardware specific?
>
3.579545 MHz clock required by ACPI spec.
--
Gleb.
next prev parent reply other threads:[~2012-08-13 10:46 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-09 11:57 [PATCH] tsc: use kvmclock for calibration Gerd Hoffmann
2012-08-09 12:53 ` Avi Kivity
2012-08-09 13:25 ` [SeaBIOS] " Fred .
2012-08-09 13:57 ` Gerd Hoffmann
2012-08-09 14:01 ` Avi Kivity
2012-08-09 14:05 ` Avi Kivity
2012-08-09 14:12 ` Gerd Hoffmann
2012-08-09 14:17 ` Avi Kivity
2012-08-09 14:18 ` Gerd Hoffmann
2012-08-09 14:20 ` Avi Kivity
2012-08-09 19:02 ` Marcelo Tosatti
2012-08-12 10:56 ` Avi Kivity
2012-08-09 19:09 ` Marcelo Tosatti
2012-08-10 7:18 ` Gleb Natapov
2012-08-10 7:30 ` Gleb Natapov
2012-08-10 8:10 ` Gerd Hoffmann
2012-08-10 21:26 ` Marcelo Tosatti
2012-08-13 10:37 ` Gerd Hoffmann
2012-08-13 10:46 ` Gleb Natapov [this message]
2012-08-13 12:55 ` [SeaBIOS] " Fred .
2012-08-12 9:00 ` Avi Kivity
2012-08-09 18:59 ` Marcelo Tosatti
2012-08-12 9:01 ` Avi Kivity
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